2X Chest Strap for Polar H7 H10 HR HRM Heart Rate Monitor Sensor Replacement Black

2X Chest Strap for Polar H7 H10 HR HRM Heart Rate Monitor Sensor Replacement Black Comfortable chest strap for heart rate monitoring compatible with Polar, , products. The smart soft fabrics and adaptive electrodes make it extremely sensitive to be an indispensable part of the heart rate monitor, it will detect and send your real-time heart rate to the smartphone accurately. The most popular heart rate belt in the world is easy to use yet very durable. Uses the snap fastening method. Colour: Black This lightweight garment is compatible with all heart rate sensors (ANT+, Bluetooth 4.0, 5.3K). With the chest strap based on high-quality material, it can be attached tightly to your skin. your heart's electrical signals, so the heart rate sensor can capture your heart rate faster and more accurately. Material: Silica gel + fiber Belt length: 90-130cm / 35.4-51.2in Package includes: 2 x Adjustable elastic strap Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.